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Finding the Fourth Proportional to 269,510.70, 404,557.65 and 151,412.70

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Solution

The fourth proportional to 269,510.70, 404,557.65 and 151,412.70 is: 227,282.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,510.70 : 404,557.65 = 151,412.70 : x
  2. Step 2: Convert to fraction form
    269,510.70/404,557.65 = 151,412.70/x
  3. Step 3: Cross multiply
    269,510.70x = 404,557.65 × 151,412.70
  4. Step 4: Simplify right side
    269,510.70x = 61,255,166,092.16
  5. Step 5: Solve for x
    x = 61,255,166,092.16/269,510.70
  6. Step 6: Final answer
    x = 227,282.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.